A Pentatonix Christmas is the fifth studio album by American a cappella group Pentatonix. It is also their second full-length holiday album since That's Christmas to Me in 2014. Featuring two new original songs, "Good to Be Bad" and "The Christmas Sing-Along", A Pentatonix Christmas debuted on the Billboard 200 at number three with 52,000 albums sold in its first week, and later peaked at number one, selling 206,000 units in its best week. A Pentatonix Christmas marks as their second number one album on the Billboard 200 after Pentatonix.< The album also debuted atop the Billboard Holiday Albums chart, their second number one on that chart after That's Christmas to Me.
As of November 2017, 938,000 units of A Pentatonix Christmas have been sold in the US and 1,400,000 units worldwide. A deluxe edition was released on October 20, 2017, almost a year after the original's release.